Region: General | Usage example: Don’t paint the entire team with a broad brush because of one error.

Paint with a broad brush

Meaning

Generalize too widely without nuance.

Used as a caution against sweeping judgments.

Origin notes can vary by region and source; this page gives the commonly reported explanation and usage context.

Painting imagery for using wide strokes that blur detail.

Popular in political discourse in the 20th century.